3v4l.org

run code in 300+ PHP versions simultaneously
<?php function daysInWeek($weekNum) { $result = array(); $datetime = new DateTime('00:00:00'); $datetime->setISODate((int)$datetime->format('o'), $weekNum, 1); $interval = new DateInterval('P1D'); $week = new DatePeriod($datetime, $interval, 6); foreach($week as $day){ $result[] = $day->format('D d m Y H:i:s'); } return $result; } //and the difficult ones:- var_dump(daysInWeek(1)); var_dump(daysInWeek(52));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0070.00716.63
8.3.50.0140.00322.24
8.3.40.0090.00918.96
8.3.30.0040.01119.18
8.3.20.0000.00820.16
8.3.10.0050.00221.87
8.3.00.0080.00018.93
8.2.180.0150.00018.66
8.2.170.0000.01522.96
8.2.160.0110.00320.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00319.61
8.2.110.0040.00422.16
8.2.100.0110.00017.97
8.2.90.0000.00918.92
8.2.80.0060.00317.97
8.2.70.0030.00617.88
8.2.60.0040.00418.18
8.2.50.0040.00718.07
8.2.40.0000.00820.01
8.2.30.0050.00318.44
8.2.20.0050.00318.01
8.2.10.0000.00818.20
8.2.00.0050.00317.96
8.1.280.0150.00625.92
8.1.270.0120.00623.96
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0060.00323.91
8.1.230.0030.00719.00
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.59
8.1.190.0000.00817.50
8.1.180.0080.00018.10
8.1.170.0060.00318.69
8.1.160.0000.00722.05
8.1.150.0000.00718.88
8.1.140.0000.01117.64
8.1.130.0030.00317.86
8.1.120.0000.00717.57
8.1.110.0070.00317.63
8.1.100.0030.00517.66
8.1.90.0040.00417.54
8.1.80.0040.00417.61
8.1.70.0040.00417.64
8.1.60.0050.00517.70
8.1.50.0020.00517.50
8.1.40.0040.00417.68
8.1.30.0030.00917.61
8.1.20.0030.00717.68
8.1.10.0030.00517.67
8.1.00.0030.00517.66
8.0.300.0000.00718.77
8.0.290.0050.00217.17
8.0.280.0100.00018.42
8.0.270.0000.00717.38
8.0.260.0030.00317.32
8.0.250.0030.00317.20
8.0.240.0070.00017.05
8.0.230.0070.00017.21
8.0.220.0050.00216.99
8.0.210.0030.00616.98
8.0.200.0030.00317.19
8.0.190.0040.00417.17
8.0.180.0000.00817.13
8.0.170.0060.00317.08
8.0.160.0000.00717.14
8.0.150.0000.00717.15
8.0.140.0030.00516.96
8.0.130.0060.00013.44
8.0.120.0000.00817.07
8.0.110.0020.00516.99
8.0.100.0040.00417.12
8.0.90.0000.00717.06
8.0.80.0060.01517.01
8.0.70.0000.00817.11
8.0.60.0000.00717.03
8.0.50.0050.00317.06
8.0.30.0070.01417.23
8.0.20.0110.00917.40
8.0.10.0060.00317.23
8.0.00.0120.00516.94
7.4.330.0060.00015.21
7.4.320.0030.00316.78
7.4.300.0090.00016.50
7.4.290.0070.00316.59
7.4.280.0040.00416.68
7.4.270.0040.00416.63
7.4.260.0040.00416.64
7.4.250.0040.00416.60
7.4.240.0000.00716.74
7.4.230.0080.00016.63
7.4.220.0130.01316.56
7.4.210.0070.00816.69
7.4.200.0000.00816.39
7.4.190.0030.00316.71
7.4.160.0030.01316.60
7.4.150.0090.00917.40
7.4.140.0120.00517.86
7.4.130.0110.00716.67
7.4.120.0100.00816.84
7.4.110.0110.00716.49
7.4.100.0110.00716.50
7.4.90.0100.00616.89
7.4.80.0110.01119.39
7.4.70.0070.01116.64
7.4.60.0080.01116.56
7.4.50.0000.00816.64
7.4.40.0150.00416.61
7.4.30.0120.00616.78
7.4.00.0000.01315.43
7.3.330.0030.00313.40
7.3.320.0060.00013.20
7.3.310.0050.00316.43
7.3.300.0030.00316.32
7.3.290.0070.01416.45
7.3.280.0090.01016.43
7.3.270.0060.01317.40
7.3.260.0110.00716.56
7.3.250.0060.01216.83
7.3.240.0060.01216.80
7.3.230.0060.01316.69
7.3.210.0030.01316.52
7.3.200.0090.00919.39
7.3.190.0140.00516.61
7.3.180.0040.01316.61
7.3.170.0080.00816.47
7.3.160.0070.01016.58
7.3.120.0030.01015.17
7.2.330.0060.01216.62
7.2.320.0110.00716.99
7.2.310.0040.01416.80
7.2.300.0110.00616.70
7.2.290.0100.01416.68
7.1.70.0000.00917.05
7.1.60.0060.01919.46
7.1.50.0100.01016.91
7.1.00.0000.08022.45
7.0.200.0500.00716.74
7.0.140.0000.07722.10
7.0.100.0070.04720.02
7.0.90.0070.04720.03
7.0.80.0070.04320.01
7.0.70.0230.04319.98
7.0.60.0130.04320.06
7.0.50.0100.08320.25
7.0.40.0130.04720.09
7.0.30.0100.07020.04
7.0.20.0070.05020.11
7.0.10.0070.04020.13
7.0.00.0170.08020.13
5.6.280.0070.07020.93
5.6.250.0000.06320.79
5.6.240.0070.06020.60
5.6.230.0130.05720.59
5.6.220.0070.04020.65
5.6.210.0070.04020.77
5.6.200.0130.08021.13
5.6.190.0130.03720.94
5.6.180.0070.04021.14
5.6.170.0100.06321.19
5.6.160.0070.05721.05
5.6.150.0070.09021.08
5.6.140.0030.04721.08
5.6.130.0200.07321.03
5.6.120.0070.05721.17
5.6.110.0070.06321.16
5.6.100.0070.04321.09
5.6.90.0030.08021.05
5.6.80.0000.04320.47
5.6.70.0070.07320.44
5.6.60.0000.04320.45
5.6.50.0130.06320.34
5.6.40.0130.05320.44
5.6.30.0070.07320.38
5.6.20.0070.06020.43
5.6.10.0030.05020.40
5.6.00.0070.05020.30
5.5.380.0000.06720.45
5.5.370.0070.08720.38
5.5.360.0030.04320.36
5.5.350.0100.06320.33
5.5.340.0100.04720.80
5.5.330.0000.08020.92
5.5.320.0030.04320.80
5.5.310.0070.04320.90
5.5.300.0000.04720.64
5.5.290.0130.06320.77
5.5.280.0170.07020.77
5.5.270.0270.03720.89
5.5.260.0100.07720.88
5.5.250.0070.07720.59
5.5.240.0200.06720.16
5.5.230.0030.05020.14
5.5.220.0000.04720.26
5.5.210.0030.04020.00
5.5.200.0000.04720.18
5.5.190.0100.07720.24
5.5.180.0030.05320.14
5.5.160.0070.05720.18
5.5.150.0130.05720.27
5.5.140.0100.03720.27
5.5.130.0070.05020.24
5.5.120.0100.06720.20
5.5.110.0000.05720.20
5.5.100.0070.06719.97
5.5.90.0130.06320.13
5.5.80.0100.06320.09
5.5.70.0030.04320.09
5.5.60.0000.05719.96
5.5.50.0030.07720.08
5.5.40.0030.07020.15
5.5.30.0070.06720.08
5.5.20.0070.03720.14
5.5.10.0030.07720.11
5.5.00.0130.06020.00
5.4.450.0070.07019.27
5.4.440.0100.07019.35
5.4.430.0100.06719.46
5.4.420.0070.06719.35
5.4.410.0100.04019.15
5.4.400.0070.07319.04
5.4.390.0130.07018.90
5.4.380.0070.07719.22
5.4.370.0030.05019.03
5.4.360.0000.07019.13
5.4.350.0070.03719.13
5.4.340.0030.06719.04
5.4.320.0100.06019.03
5.4.310.0100.04019.04
5.4.300.0170.06019.00
5.4.290.0070.03719.18
5.4.280.0030.07319.18
5.4.270.0070.03719.21
5.4.260.0100.06318.84
5.4.250.0070.07718.92
5.4.240.0130.05319.02
5.4.230.0030.04719.16
5.4.220.0000.07719.12
5.4.210.0070.06718.96
5.4.200.0030.05719.17
5.4.190.0100.04319.04
5.4.180.0070.04719.12
5.4.170.0030.04019.22
5.4.160.0070.06019.07
5.4.150.0070.03719.04
5.4.140.0100.03716.34
5.4.130.0000.04016.46
5.4.120.0070.03016.41
5.4.110.0070.07716.33
5.4.100.0030.06316.50
5.4.90.0130.05716.51
5.4.80.0030.03716.42
5.4.70.0030.04716.47
5.4.60.0030.03716.48
5.4.50.0070.05316.33
5.4.40.0030.04316.37
5.4.30.0100.06316.24
5.4.20.0130.04316.43
5.4.10.0070.04316.39
5.4.00.0030.07715.90
5.3.290.0030.04714.80
5.3.280.0030.06014.54
5.3.270.0100.04714.63
5.3.260.0030.04014.70
5.3.250.0030.04714.61
5.3.240.0070.02714.71
5.3.230.0070.04314.58
5.3.220.0030.06714.54
5.3.210.0030.05014.57
5.3.200.0030.08014.58
5.3.190.0070.04714.63
5.3.180.0070.03714.63
5.3.170.0000.04714.61
5.3.160.0030.07714.54
5.3.150.0070.04314.49
5.3.140.0130.05314.52
5.3.130.0030.06014.57
5.3.120.0030.08014.61
5.3.110.0070.06314.54
5.3.100.0070.07014.20
5.3.90.0000.06314.08
5.3.80.0030.07314.00
5.3.70.0070.06314.04
5.3.60.0000.07714.11
5.3.50.0000.06013.84
5.3.40.0070.06714.06
5.3.30.0070.07313.91
5.3.20.0100.02713.82
5.3.10.0030.03313.67
5.3.00.0070.05313.79
5.2.170.0070.05311.19
5.2.160.0130.02011.00
5.2.150.0030.03011.04
5.2.140.0030.03011.19
5.2.130.0030.03711.20
5.2.120.0030.03311.18
5.2.110.0070.03011.15
5.2.100.0000.04011.18
5.2.90.0070.05711.00
5.2.80.0030.03711.10
5.2.70.0000.03311.09
5.2.60.0000.03011.06
5.2.50.0070.06011.08
5.2.40.0100.05011.09
5.2.30.0000.04711.05
5.2.20.0030.03011.07
5.2.10.0070.02310.93
5.2.00.0070.05310.74
5.1.60.0070.04010.06
5.1.50.0030.03010.05
5.1.40.0000.03710.09
5.1.30.0030.02310.41
5.1.20.0070.05310.47
5.1.10.0000.0409.90
5.1.00.0030.03710.16
5.0.50.0000.0439.54
5.0.40.0030.0209.54
5.0.30.0030.0309.54
5.0.20.0070.0179.54
5.0.10.0030.0179.54
5.0.00.0000.0539.54
4.4.90.0000.0179.54
4.4.80.0030.0139.54
4.4.70.0000.0309.54
4.4.60.0070.0339.54
4.4.50.0030.0379.54
4.4.40.0000.0539.54
4.4.30.0030.0139.54
4.4.20.0000.0179.54
4.4.10.0000.0409.54
4.4.00.0000.0579.54
4.3.110.0000.0209.54
4.3.100.0000.0179.54
4.3.90.0000.0179.54
4.3.80.0000.0239.54
4.3.70.0030.0139.54
4.3.60.0000.0379.54
4.3.50.0070.0109.54
4.3.40.0000.0409.54
4.3.30.0030.0179.54
4.3.20.0000.0279.54
4.3.10.0030.0339.54
4.3.00.0000.0139.54

preferences:
49.21 ms | 401 KiB | 5 Q